2063166640

素因数分解:

$2^4\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{20101}}^1$

素因数の和:21397

約数の個数: 40

約数和(自身を含む): 4800840048

約数和(自身を除く): 2737673408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1283, 2566, 5132, 6415, 10264, 12830, 20101, 20528, 25660, 40202, 51320, 80404, 100505, 102640, 160808, 201010, 321616, 402020, 804040, 1608080, 25789583, 51579166, 103158332, 128947915, 206316664, 257895830, 412633328, 515791660, 1031583320, 2063166640]

約数ペア:

[(1, 2063166640), (2, 1031583320), (4, 515791660), (5, 412633328), (8, 257895830), (10, 206316664), (16, 128947915), (20, 103158332), (40, 51579166), (80, 25789583), (1283, 1608080), (2566, 804040), (5132, 402020), (6415, 321616), (10264, 201010), (12830, 160808), (20101, 102640), (20528, 100505), (25660, 80404), (40202, 51320)]